一种便于车把调节的自行车把立
By designing a connecting ring, handlebar frame, locking clamp, adjustment mechanism, and locking mechanism on the bicycle stem, the problem of inconvenient adjustment of bicycle stem height and angle is solved, achieving flexible adaptation and reliable installation, and improving user comfort.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Filing Date
- 2025-09-30
- Publication Date
- 2026-07-17
AI Technical Summary
The inconvenience of adjusting the height and angle of the bicycle handlebars on the head tube leads to an incompatible installation and affects user comfort.
A bicycle stem with easy handlebar adjustment was designed. Through the connecting ring, handlebar stem, locking clamp, adjustment mechanism and locking mechanism, flexible adjustment of height and angle can be achieved. The cooperation of worm gear and locking disc ensures the reliability of adjustment.
It enables flexible adjustment of the height and angle of the bicycle handlebars, improving the adaptability of the installation and the comfort of use, and ensuring the reliability and stability of the installation.
Smart Images

Figure CN224511357U_ABST
Abstract
Claims
1. A bicycle stem for facilitating handlebar adjustment, comprising a handlebar stem (1) and a locking clamp (8), characterised in that: The handlebar (1) has handlebars at both ends. A connecting ring (2) is fixed in the middle of the handlebar (1). A handlebar stand (3) is provided at the bottom of the connecting ring (2). The handlebar stand (3) includes a connecting seat (31) and an adjustable stand. The bottom of the connecting ring (2) is connected to the connecting seat (31) through the adjustable stand. Rotating shafts (7) are provided on both sides of the connecting seat (31). A connecting frame (4) is provided on one side of the locking clamp (8). Two locking plates (9) are provided on the side of the locking clamp (8) away from the connecting frame (4). The locking clamp (8) is fixed to the head tube (10) by locking bolts on the locking plates (9). An adjustment mechanism (5) is provided on one side of the connecting frame (4). A locking mechanism (6) is provided on the other side of the connecting frame (4). The adjustment mechanism (5) and the locking mechanism (6) are connected to the connecting seat (31) through the rotating shaft (7).
2. A handlebar post for facilitating handlebar adjustment of a bicycle as defined in claim 1, characterized in that: The adjustment mechanism (5) includes an adjustment box (51), a worm gear (52), a worm (53), and a first knob (54). The adjustment box (51) is provided on one side of the connecting frame (4). The adjustment box (51) is provided with a meshing worm gear (52) and a worm (53) inside. The rotating shaft (7) on one side of the connecting seat (31) is connected to the worm gear (52), and one end of the worm (53) is connected to the first knob (54).
3. A bicycle stem for facilitating handlebar adjustment according to claim 2, characterised in that: The locking mechanism (6) includes a locking box (61), a locking disc (62), a locking plate (63), a locking rod (64), and a second knob (65). The locking box (61) is located on the side of the connecting frame (4) away from the adjusting box (51). The locking disc (62) is located inside the locking box (61). The locking plate (63) is located on the top of the locking box (61). The locking rod (64) is located on the locking plate (63) through a locking screw hole. The second knob (65) is located on the top of the locking rod (64).
4. A handlebar post for facilitating handlebar adjustment of a bicycle as defined in claim 1, wherein: The adjustable upright includes a lower upright (32), a locking wrench (33) and an upper upright (34). The lower upright (32) is provided at the top of the connecting seat (31), and the upper upright (34) is provided at the bottom of the connecting ring (2). The upper upright (34) is located inside the lower upright (32), and the locking wrench (33) is provided at the upper end of one side of the lower upright (32).
5. A bicycle stem for facilitating handlebar adjustment according to claim 3, characterized in that: The outer circumference of the locking disc (62) is provided with a number of evenly spaced locking teeth, and the bottom of the locking rod (64) is arranged in a V-shape.
6. A handlebar post for facilitating handlebar adjustment of a bicycle as defined in claim 4, wherein: The upper upright (34) has sliding grooves on both sides, and the lower upright (32) has sliders on both sides inside, with the sliders sliding inside the sliding grooves.
7. A handlebar post for facilitating handlebar adjustment of a bicycle as defined in claim 1, wherein: The handlebar (1) and the connecting ring (2) are integrally formed, and the connecting ring (2) and the upper upright (34) are integrally formed.